The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 24, 2026
Filed:
Jan. 25, 2022
Applicant:
Thales Dis Cpl Usa, Inc., Austin, TX (US);
Inventors:
Roman Rohleder, Augsburg, DE;
Peter Garba, Munich, DE;
Assignee:
THALES DIS CPL USA, Inc., Austin, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 8/70 (2018.01); G06F 9/30 (2018.01); G06F 21/14 (2013.01);
U.S. Cl.
CPC ...
G06F 8/70 (2013.01); G06F 9/3001 (2013.01); G06F 9/30058 (2013.01); G06F 21/14 (2013.01);
Abstract
Provided is a program and computer-implemented method of obfuscating a software code, comprising adding a conditional branch instruction to the software code which, when executed, causes evaluating an opaque predicate (PT, PF, P?). The method comprises a step of generating the opaque predicate which includes performing a multiplication operation having as operands two mixed Boolean-arithmetic expressions. Other embodiments disclosed.
Rohleder, Roman. (2026). Software obfuscation method using an opaque predicate based on multiplying mixed boolean-arithmetic expressions (U.S. Patent No. 12585460). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12585460
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile